Electrical Panel Upgrade Costs Explained
A closer look at what drives the price, where homeowners overpay, and how to plan and pay for a electrical panel.
Why a panel upgrade is really a capacity and safety upgrade
Upgrading your electrical panel — typically from 100-amp to 200-amp service — is one of those invisible projects that quietly enables everything else. Modern homes draw more power than the houses many panels were built for: EV chargers, heat pumps, induction ranges, hot tubs, and home offices all add load. Labor is the largest cost here, ahead of the panel and breakers themselves, because the work is skilled, sometimes requires coordinating with the utility to disconnect and reconnect service, and must pass inspection.
The price hinges on what the upgrade actually involves. A straight swap of an accessible panel is the low end. If the service entrance cable, meter base, or grounding need updating, or the panel has to be relocated, the cost climbs.
When an upgrade is about safety, not just capacity
Some panels should be replaced regardless of capacity because they're known fire hazards. Federal Pacific Electric (FPE) Stab-Lok and Zinsco panels have documented histories of breakers that fail to trip, and many insurers and inspectors flag them. Old fuse boxes, panels that buzz or feel warm, breakers that trip repeatedly, scorch marks, or the smell of hot plastic are all reasons to call a licensed electrician promptly — these aren't upgrades you defer.
If you're planning to add an EV charger or electrify your heating and cooking, sizing the panel for that future load now is cheaper than upgrading twice. Mention your plans so the electrician sizes it correctly the first time.
Overpaying traps and the permit that protects you
The overpay risk is paying for capacity or extras you don't need, or for an electrician to fix problems an unpermitted prior job created. The opposite, more dangerous risk is hiring an unlicensed handyman to do panel work off the books. Electrical panel work is exactly the kind of job where the permit and inspection are non-negotiable: they verify the work is safe, and an unpermitted panel can void insurance and derail a home sale.
Always confirm the electrician pulls a permit and that the work will be inspected. A bid that's cheap because it skips the permit is borrowing against your safety and your home's salability.
Timing, financing, and quotes
Panel upgrades can be scheduled any time but often pair with spring projects or precede an EV charger or HVAC install. They're commonly financed with a HELOC or improvement loan, especially when bundled with the larger electrification project that prompted them. If your panel is a known hazard, treat it as urgent rather than discretionary.
Get two or three quotes from licensed electricians specifying the new service size, the panel brand, whether the meter base, service cable, or grounding are included, the permit and inspection, and the expected power-outage window during the swap. Ask whether the utility coordination is handled for you — a good electrician manages that so you're not left negotiating with the power company.
More Electrical Panel Questions
Do I need a 200-amp panel?
If you're adding an EV charger, heat pump, induction range, or other high-draw appliances — or your 100-amp panel is already maxed out — then yes, 200 amps gives you headroom. Sizing for your future plans now avoids paying to upgrade twice.
Why are some old panels considered dangerous?
Certain brands like Federal Pacific Stab-Lok and Zinsco have documented breaker-failure problems, and old fuse boxes lack modern safety features. Buzzing, warmth, repeated tripping, or scorch marks are signs to call a licensed electrician without delay.